When you're shopping for speakers, don't forget the tweeter. Tweeters reproduce the upper frequencies in your music  they're what makes your highs sparkle and come to life  so they're vital for proper soundstaging and stereo separation.

What kind of a difference do new car speakers really make? How difficult will my new speakers be to install? Will my factory radio power aftermarket speakers? Those, and other common questions, are answered in our FAQ.

Factory speakers are the bane of every music lover's existence. They're just not built to withstand the conditions inside your car over time. Fortunately, we carry all kinds of aftermarket speakers that are built to survive - and thrive - in these harsh conditions.

A car can be a great place to enjoy music, but many commuters still put up with marginal sound quality that they'd never tolerate at home. Here are some tips on how to improve your vehicle's sound, whether you're listening on a simple factory system or a multi-channel amplified setup.

Replacing your vehicle's factory speakers is usually one of the easiest ways to dramatically improve your car stereo's sound quality. In this short video, Crutchfield experts discuss how and why to change your factory speakers.

Component speaker systems are the best way to get high-quality sound in your vehicle. You'll find a wide variety of systems available, so choosing a set can be a bit daunting. But if you keep a few key points in mind, you'll make a smart choice.

Installing new speakers is the single most cost-effective improvement you can make to your vehicle's audio system. Aftermarket speakers are relatively inexpensive and they're usually not that hard to install. Here are a few general tips on how to do the job yourself.

Properly tweaked, your car or truck can be a fantastic place to listen to music. But in order to achieve that level of enjoyment, you need to compensate for some of its natural limitations. Achieving great imaging is a matter of understanding your components, and how they interact with your vehicle and the people sitting in it.

The Crutchfield MasterSheet™ is a vehicle-specific set of instructions that shows you how to install a receiver and speakers in your vehicle. In this video, we give you a look at all of the work that goes into creating these instructions. What's more, this same research is used to fuel our massive vehicle database. When we tell you we know what fits, we really do.

Our new in-house Labs will help us dig even deeper into the equipment we sell. From acoustically optimized listening rooms to advanced test benches, we'll bring you meaningful measurements along with real-world impressions from our savvy experts.